About the Authors

Katrin Rietsch

katrin.rietsch@uni-potsdam.de

Affiliation University of Potsdam, Institute of Biochemistry and Biology, Human Biology, Potsdam, Germany

Elena Godina

Affiliation Lomonosov Moscow State University, Institute and Museum of Anthropology, Moscow, Russia

Christiane Scheffler

Affiliation University of Potsdam, Institute of Biochemistry and Biology, Human Biology, Potsdam, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KR EG CS. Performed the experiments: KR EG CS. Analyzed the data: KR. Contributed reagents/materials/analysis tools: CS EG. Wrote the paper: KR.